Home / 39,986.07-59,936.04-20,266.17

Finding the Fourth Proportional to 39,986.07, 59,936.04 and 20,266.17

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Solution

The fourth proportional to 39,986.07, 59,936.04 and 20,266.17 is: 30,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,986.07 : 59,936.04 = 20,266.17 : x
  2. Step 2: Convert to fraction form
    39,986.07/59,936.04 = 20,266.17/x
  3. Step 3: Cross multiply
    39,986.07x = 59,936.04 × 20,266.17
  4. Step 4: Simplify right side
    39,986.07x = 1,214,673,975.77
  5. Step 5: Solve for x
    x = 1,214,673,975.77/39,986.07
  6. Step 6: Final answer
    x = 30,377.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.